FI961673A - Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä - Google Patents
Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä Download PDFInfo
- Publication number
- FI961673A FI961673A FI961673A FI961673A FI961673A FI 961673 A FI961673 A FI 961673A FI 961673 A FI961673 A FI 961673A FI 961673 A FI961673 A FI 961673A FI 961673 A FI961673 A FI 961673A
- Authority
- FI
- Finland
- Prior art keywords
- radio
- diversity method
- receiver
- radio receiver
- radio system
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0808—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching comparing all antennas before reception
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0805—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching
- H04B7/0814—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with single receiver and antenna switching based on current reception conditions, e.g. switching to different antenna when signal level is below threshold
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radio Transmission System (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI961673A FI107485B (fi) | 1996-04-17 | 1996-04-17 | Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä |
DE19714967A DE19714967A1 (de) | 1996-04-17 | 1997-04-10 | Diversity-Verfahren, Funkempfänger und Funksystem |
US08/842,717 US6029057A (en) | 1996-04-17 | 1997-04-16 | Diversity method, a radio receiver and a radio system |
CN97110588A CN1173084A (zh) | 1996-04-17 | 1997-04-17 | 分集法、无线电接收机和无线电*** |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI961673A FI107485B (fi) | 1996-04-17 | 1996-04-17 | Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä |
FI961673 | 1996-04-17 |
Publications (3)
Publication Number | Publication Date |
---|---|
FI961673A0 FI961673A0 (fi) | 1996-04-17 |
FI961673A true FI961673A (fi) | 1997-10-18 |
FI107485B FI107485B (fi) | 2001-08-15 |
Family
ID=8545860
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI961673A FI107485B (fi) | 1996-04-17 | 1996-04-17 | Diversiteettimenetelmä, radiovastaanotin ja radiojärjestelmä |
Country Status (4)
Country | Link |
---|---|
US (1) | US6029057A (fi) |
CN (1) | CN1173084A (fi) |
DE (1) | DE19714967A1 (fi) |
FI (1) | FI107485B (fi) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7230928B2 (en) | 2000-04-10 | 2007-06-12 | Nokia Corporation | Data transfer method |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69809596D1 (de) * | 1997-12-30 | 2003-01-02 | Ericsson Inc | Vereinheitlichtes antennendiversityschaltungssystem für tdma-telefone |
JP3380481B2 (ja) * | 1998-12-17 | 2003-02-24 | 松下電器産業株式会社 | 基地局装置 |
DE19957534A1 (de) * | 1999-11-30 | 2001-06-21 | Infineon Technologies Ag | Verfahren zur Steuerung von Antennen einer Empfangseinrichtung in einem Funksystem, insbesondere einem Mobilfunksystem |
US6847997B1 (en) | 2000-04-19 | 2005-01-25 | Motorola, Inc. | Communications network utilizing transmitter and channel diversity to mitigate path impairments |
DE10109359C2 (de) * | 2001-02-27 | 2003-01-16 | Bosch Gmbh Robert | Diversity-Antennenanordnung |
US6961545B2 (en) * | 2001-04-09 | 2005-11-01 | Atheros Communications, Inc. | Method and system for providing antenna diversity |
KR100436665B1 (ko) * | 2001-11-27 | 2004-06-22 | 삼성전자주식회사 | 인터페이스 컨넥션 케이블 안테나 및 이를 이용한이동통신 단말기의 안테나 다이버시티 장치 |
US6823180B2 (en) * | 2001-12-12 | 2004-11-23 | Motorola, Inc. | Method and apparatus for adapting antenna visibility in a wireless communications unit |
US7274759B2 (en) * | 2001-12-21 | 2007-09-25 | Koninklijke Philips Electronics N.V. | Antenna switching based on a preamble MSE metric |
DE10226512A1 (de) * | 2002-06-14 | 2003-12-24 | Philips Intellectual Property | Antennendiversity-Empfangsanlage und Verfahren zur Auswahl einer von mehreren Antennen |
US7039004B2 (en) * | 2002-10-01 | 2006-05-02 | Atheros Communications, Inc. | Decision feedback channel estimation and pilot tracking for OFDM systems |
US8326257B2 (en) * | 2002-10-28 | 2012-12-04 | Qualcomm Incorporated | Utilizing speed and position information to select an operational mode in a wireless communication system |
JP3977795B2 (ja) * | 2003-10-23 | 2007-09-19 | 株式会社東芝 | ダイバーシチアンテナ装置およびダイバーシチアンテナ制御方法 |
US20050129105A1 (en) * | 2003-12-11 | 2005-06-16 | Aris Papasakellariou | Determination of the adaption coefficient for adaptive equalizers in communication systems based on the estimated signal-to-noise ratio and the mobile speed |
JP4239828B2 (ja) * | 2004-01-14 | 2009-03-18 | ソニー株式会社 | 受信装置および受信方法、並びにプログラム |
DE102005040604B4 (de) * | 2005-08-23 | 2009-02-26 | Siemens Ag | Verfahren zum Umschalten von einer ersten Antenne eines Funkmoduls auf eine zweite Antenne des Funkmoduls |
US7937052B2 (en) * | 2006-06-27 | 2011-05-03 | Cisco Technology, Inc. | Multiple input multiple output signal receiving apparatus with optimized performance |
US20110025464A1 (en) * | 2009-07-30 | 2011-02-03 | Awarepoint Corporation | Antenna Diversity For Wireless Tracking System And Method |
US10129929B2 (en) * | 2011-07-24 | 2018-11-13 | Ethertronics, Inc. | Antennas configured for self-learning algorithms and related methods |
US9601828B2 (en) * | 2012-05-21 | 2017-03-21 | Qualcomm Incorporated | Systems, apparatus, and methods for antenna switching approach for initial acquisition procedure |
US9344174B2 (en) | 2012-05-21 | 2016-05-17 | Qualcomm Incorporated | Systems, apparatus, and methods for antenna selection |
US10971866B2 (en) * | 2017-03-10 | 2021-04-06 | Roku, Inc. | Connector device with antenna connection |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI76227C (fi) * | 1986-11-18 | 1988-09-09 | Nokia Mobira Oy | Koppling foer aotergivningsdelen i en foer ett telefonsystem avsedd fm-mottagare. |
FI84537C (fi) * | 1990-01-18 | 1991-12-10 | Nokia Mobile Phones Ltd | Diversitetsantennkoppling foer en digital mobiltelefon. |
US5119501A (en) * | 1990-04-19 | 1992-06-02 | Ericsson Ge Mobile Communications, Inc. | Adaptive diversity equipment arrangement for cellular mobile telephone systems |
US5561673A (en) * | 1993-04-16 | 1996-10-01 | Matsushita Electric Industrial Co., Ltd. | Antenna switched diversity reciever |
FI932605A (fi) * | 1993-06-07 | 1994-12-08 | Nokia Telecommunications Oy | Tukiasemavastaanotinlaitteisto |
US5548837A (en) * | 1994-03-28 | 1996-08-20 | Hess; Garry C. | Method and apparatus for producing diversity gain of a received signal |
US5740526A (en) * | 1994-06-01 | 1998-04-14 | Bonta; Jeffrey D. | Method and apparatus for selecting two antennas from which to receive a communication signal |
-
1996
- 1996-04-17 FI FI961673A patent/FI107485B/fi active
-
1997
- 1997-04-10 DE DE19714967A patent/DE19714967A1/de not_active Withdrawn
- 1997-04-16 US US08/842,717 patent/US6029057A/en not_active Expired - Fee Related
- 1997-04-17 CN CN97110588A patent/CN1173084A/zh active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7230928B2 (en) | 2000-04-10 | 2007-06-12 | Nokia Corporation | Data transfer method |
Also Published As
Publication number | Publication date |
---|---|
CN1173084A (zh) | 1998-02-11 |
US6029057A (en) | 2000-02-22 |
DE19714967A1 (de) | 1997-10-30 |
FI107485B (fi) | 2001-08-15 |
FI961673A0 (fi) | 1996-04-17 |
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